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递归函数练习

age = getAge(numPeople-1)+2;     这个是怎么想出来的???

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2 回答

需要理解一点:递归会一直调用到最后一个人(直接说出岁数)后,返回到上一个调用递归的地方(上一个人的岁数=最后一个人的岁数+2)

//首先要递归调用 获取下一个人的年龄
age = getAge(numPeople-1)
//因为每个人都说下一个人 比自己大2岁
age = getAge(numPeople-1) + 2


0 回复 有任何疑惑可以回复我~
#1

qq_唯一_66 提问者

非常感谢!
2017-07-31 回复 有任何疑惑可以回复我~

对啊入门理解多了

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